Home / 36,251.46-50,028.30-21,153.78

Finding the Fourth Proportional to 36,251.46, 50,028.30 and 21,153.78

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Solution

The fourth proportional to 36,251.46, 50,028.30 and 21,153.78 is: 29,192.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,251.46 : 50,028.30 = 21,153.78 : x
  2. Step 2: Convert to fraction form
    36,251.46/50,028.30 = 21,153.78/x
  3. Step 3: Cross multiply
    36,251.46x = 50,028.30 × 21,153.78
  4. Step 4: Simplify right side
    36,251.46x = 1,058,287,651.97
  5. Step 5: Solve for x
    x = 1,058,287,651.97/36,251.46
  6. Step 6: Final answer
    x = 29,192.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.